Performance Concepts interview questions — Easy
100 easy-level Performance Concepts questions from our Performance Testing bank, each with the correct answer and an explanation of why it is correct.
This topic slice is available to practise but is not yet part of our indexed set.
What this covers
Performance Concepts appears throughout Performance Testing interviews. At easy level, interviewers are typically checking that you know the fundamentals and can describe them precisely — definitions, defaults, and the basic mechanics. Work through these, then explain your answer out loud; the second part is what interviews actually test.
19 example questions
1. In the context of Perf Concepts, capacity planning is best described as:
- A. Estimating resources needed for expected growth.correct
- B. Phase of constant load used for measurement.
- C. Verifying behavior when a component is deliberately killed.
- D. Gradual increase of virtual users at test start.
Why: capacity planning: Estimating resources needed for expected growth.
2. Which of the following best describes breakpoint test in Perf Concepts?
- A. Gradual increase of virtual users at test start.
- B. Verifying behavior when a component is deliberately killed.
- C. Estimating resources needed for expected growth.
- D. Increasing load until the system fails to find capacity.correct
Why: breakpoint test: Increasing load until the system fails to find capacity.
3. Which of the following best describes failover test in Perf Concepts?
- A. Estimating resources needed for expected growth.
- B. Gradual increase of virtual users at test start.
- C. Verifying behavior when a component is deliberately killed.correct
- D. Phase of constant load used for measurement.
Why: failover test: Verifying behavior when a component is deliberately killed.
4. In Perf Concepts, what does capacity planning do or refer to?
- A. Phase of constant load used for measurement.
- B. Gradual increase of virtual users at test start.
- C. Increasing load until the system fails to find capacity.
- D. Estimating resources needed for expected growth.correct
Why: capacity planning: Estimating resources needed for expected growth.
5. Which of the following best describes capacity planning in Perf Concepts?
- A. Increasing load until the system fails to find capacity.
- B. Phase of constant load used for measurement.
- C. Verifying behavior when a component is deliberately killed.
- D. Estimating resources needed for expected growth.correct
Why: capacity planning: Estimating resources needed for expected growth.
6. In Perf Concepts, what does breakpoint test do or refer to?
- A. Verifying behavior when a component is deliberately killed.
- B. Estimating resources needed for expected growth.
- C. Increasing load until the system fails to find capacity.correct
- D. Gradual increase of virtual users at test start.
Why: breakpoint test: Increasing load until the system fails to find capacity.
7. Which of the following best describes ramp-up in Perf Concepts?
- A. Phase of constant load used for measurement.
- B. Estimating resources needed for expected growth.
- C. Increasing load until the system fails to find capacity.
- D. Gradual increase of virtual users at test start.correct
Why: ramp-up: Gradual increase of virtual users at test start.
8. What is the purpose of failover test in Perf Concepts?
- A. Increasing load until the system fails to find capacity.
- B. Phase of constant load used for measurement.
- C. Verifying behavior when a component is deliberately killed.correct
- D. Gradual increase of virtual users at test start.
Why: failover test: Verifying behavior when a component is deliberately killed.
9. What is the purpose of breakpoint test in Perf Concepts?
- A. Pause between user actions in a scenario.
- B. Phase of constant load used for measurement.
- C. Increasing load until the system fails to find capacity.correct
- D. Estimating resources needed for expected growth.
Why: breakpoint test: Increasing load until the system fails to find capacity.
10. Which of the following best describes think time in Perf Concepts?
- A. Gradual increase of virtual users at test start.
- B. Increasing load until the system fails to find capacity.
- C. Pause between user actions in a scenario.correct
- D. Verifying behavior when a component is deliberately killed.
Why: think time: Pause between user actions in a scenario.
11. What is the purpose of capacity planning in Perf Concepts?
- A. Pause between user actions in a scenario.
- B. Verifying behavior when a component is deliberately killed.
- C. Estimating resources needed for expected growth.correct
- D. Increasing load until the system fails to find capacity.
Why: capacity planning: Estimating resources needed for expected growth.
12. In Perf Concepts, what does failover test do or refer to?
- A. Pause between user actions in a scenario.
- B. Verifying behavior when a component is deliberately killed.correct
- C. Estimating resources needed for expected growth.
- D. Phase of constant load used for measurement.
Why: failover test: Verifying behavior when a component is deliberately killed.
13. Which of the following best describes steady state in Perf Concepts?
- A. Pause between user actions in a scenario.
- B. Phase of constant load used for measurement.correct
- C. Verifying behavior when a component is deliberately killed.
- D. Estimating resources needed for expected growth.
Why: steady state: Phase of constant load used for measurement.
14. What is the purpose of steady state in Perf Concepts?
- A. Phase of constant load used for measurement.correct
- B. Gradual increase of virtual users at test start.
- C. Pause between user actions in a scenario.
- D. Estimating resources needed for expected growth.
Why: steady state: Phase of constant load used for measurement.
15. What is the purpose of think time in Perf Concepts?
- A. Pause between user actions in a scenario.correct
- B. Verifying behavior when a component is deliberately killed.
- C. Estimating resources needed for expected growth.
- D. Gradual increase of virtual users at test start.
Why: think time: Pause between user actions in a scenario.
16. In Perf Concepts, what does steady state do or refer to?
- A. Estimating resources needed for expected growth.
- B. Phase of constant load used for measurement.correct
- C. Verifying behavior when a component is deliberately killed.
- D. Increasing load until the system fails to find capacity.
Why: steady state: Phase of constant load used for measurement.
17. What is the purpose of ramp-up in Perf Concepts?
- A. Increasing load until the system fails to find capacity.
- B. Verifying behavior when a component is deliberately killed.
- C. Estimating resources needed for expected growth.
- D. Gradual increase of virtual users at test start.correct
Why: ramp-up: Gradual increase of virtual users at test start.
18. In Perf Concepts, what does think time do or refer to?
- A. Increasing load until the system fails to find capacity.
- B. Verifying behavior when a component is deliberately killed.
- C. Estimating resources needed for expected growth.
- D. Pause between user actions in a scenario.correct
Why: think time: Pause between user actions in a scenario.
19. In Perf Concepts, what does ramp-up do or refer to?
- A. Gradual increase of virtual users at test start.correct
- B. Verifying behavior when a component is deliberately killed.
- C. Increasing load until the system fails to find capacity.
- D. Phase of constant load used for measurement.
Why: ramp-up: Gradual increase of virtual users at test start.